An update on the sellers who are changing the light up animation - this is the demo I was given:
https://streamable.com/pmkxav
This seller has fixed the slow animation
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2015 435i - 401whp
Scorpion catless dp, VRSF 6.5" HD FMIC, MST V2 inlet, NGK 97506, MHD Stage 2+ 102, xHP Stage 3, M Performance Exhaust (modified for valved straight thru)